Ключевые слова: america, ball, black, blue, canada, cloud, continent, cosmos, country, cyclone, desert, earth, glacier, global, globe, grass, green, ground, ice, ideas, island, isolate, isolated, lake, land, mainland, nature, nobody, north, ocean, peace, peninsula, planet, power, river, safety, sea, shade, shadow, soil, south, space, sphere, terrestrial, tree, usa, water, white, world,